21 |
* along with this program ; if not, write to the Free Software |
* along with this program ; if not, write to the Free Software |
22 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
23 |
* |
* |
24 |
* $Id: estimation_bvop.c,v 1.1.2.7 2003-12-03 19:46:50 edgomez Exp $ |
* $Id: estimation_bvop.c,v 1.1.2.9 2003-12-18 02:53:30 Isibaar Exp $ |
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* |
* |
26 |
****************************************************************************/ |
****************************************************************************/ |
27 |
|
|
39 |
#include "sad.h" |
#include "sad.h" |
40 |
#include "motion_inlines.h" |
#include "motion_inlines.h" |
41 |
|
|
|
|
|
42 |
static int32_t |
static int32_t |
43 |
ChromaSAD2(const int fx, const int fy, const int bx, const int by, |
ChromaSAD2(const int fx, const int fy, const int bx, const int by, |
44 |
SearchData * const data) |
SearchData * const data) |
297 |
} |
} |
298 |
} |
} |
299 |
|
|
300 |
|
void |
301 |
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CheckCandidate16no4v_qpel(const int x, const int y, SearchData * const data, const unsigned int Direction) |
302 |
|
{ |
303 |
|
int32_t sad, xc, yc; |
304 |
|
const uint8_t * Reference; |
305 |
|
uint32_t t; |
306 |
|
|
307 |
|
if ( (x > data->max_dx) || ( x < data->min_dx) |
308 |
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|| (y > data->max_dy) || (y < data->min_dy) ) return; |
309 |
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|
310 |
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if (data->rrv && (!(x&1) && x !=0) | (!(y&1) && y !=0) ) return; /* non-zero even value */ |
311 |
|
|
312 |
|
Reference = xvid_me_interpolate16x16qpel(x, y, 0, data); |
313 |
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|
314 |
|
xc = x/2; yc = y/2; |
315 |
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t = d_mv_bits(x, y, data->predMV, data->iFcode, |
316 |
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data->qpel^data->qpel_precision, data->rrv); |
317 |
|
|
318 |
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sad = sad16(data->Cur, Reference, data->iEdgedWidth, 256*4096); |
319 |
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sad += (data->lambda16 * t * sad)>>10; |
320 |
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|
321 |
|
if (data->chroma && sad < *data->iMinSAD) |
322 |
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sad += xvid_me_ChromaSAD((xc >> 1) + roundtab_79[xc & 0x3], |
323 |
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(yc >> 1) + roundtab_79[yc & 0x3], data); |
324 |
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|
325 |
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if (sad < *(data->iMinSAD)) { |
326 |
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data->iMinSAD2 = *(data->iMinSAD); |
327 |
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data->currentQMV2.x = data->currentQMV->x; |
328 |
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data->currentQMV2.y = data->currentQMV->y; |
329 |
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|
330 |
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data->iMinSAD[0] = sad; |
331 |
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data->currentQMV[0].x = x; data->currentQMV[0].y = y; |
332 |
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} else if (sad < data->iMinSAD2) { |
333 |
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data->iMinSAD2 = sad; |
334 |
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data->currentQMV2.x = x; data->currentQMV2.y = y; |
335 |
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} |
336 |
|
} |
337 |
|
|
338 |
static __inline VECTOR |
static __inline VECTOR |
339 |
ChoosePred(const MACROBLOCK * const pMB, const uint32_t mode) |
ChoosePred(const MACROBLOCK * const pMB, const uint32_t mode) |
340 |
{ |
{ |
446 |
Data->qpel_precision = 1; |
Data->qpel_precision = 1; |
447 |
get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, |
get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, |
448 |
pParam->width, pParam->height, iFcode, 2, 0); |
pParam->width, pParam->height, iFcode, 2, 0); |
449 |
|
|
450 |
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if (MotionFlags & XVID_ME_QUARTERPELREFINE16) { |
451 |
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if(MotionFlags & XVID_ME_FASTREFINE16) |
452 |
|
SubpelRefine_Fast(Data, CheckCandidate16no4v_qpel); |
453 |
|
else |
454 |
xvid_me_SubpelRefine(Data, CheckCandidate16no4v); |
xvid_me_SubpelRefine(Data, CheckCandidate16no4v); |
455 |
} |
} |
456 |
|
} |
457 |
|
|
458 |
/* three bits are needed to code backward mode. four for forward */ |
/* three bits are needed to code backward mode. four for forward */ |
459 |
|
|
618 |
*Data->iMinSAD += Data->lambda16; |
*Data->iMinSAD += Data->lambda16; |
619 |
skip_sad = *Data->iMinSAD; |
skip_sad = *Data->iMinSAD; |
620 |
|
|
621 |
|
if (!(MotionFlags & XVID_ME_SKIP_DELTASEARCH)) { |
622 |
if (MotionFlags & XVID_ME_USESQUARES16) MainSearchPtr = xvid_me_SquareSearch; |
if (MotionFlags & XVID_ME_USESQUARES16) MainSearchPtr = xvid_me_SquareSearch; |
623 |
else if (MotionFlags & XVID_ME_ADVANCEDDIAMOND16) MainSearchPtr = xvid_me_AdvDiamondSearch; |
else if (MotionFlags & XVID_ME_ADVANCEDDIAMOND16) MainSearchPtr = xvid_me_AdvDiamondSearch; |
624 |
else MainSearchPtr = xvid_me_DiamondSearch; |
else MainSearchPtr = xvid_me_DiamondSearch; |
626 |
MainSearchPtr(0, 0, Data, 255, CheckCandidate); |
MainSearchPtr(0, 0, Data, 255, CheckCandidate); |
627 |
|
|
628 |
xvid_me_SubpelRefine(Data, CheckCandidate); |
xvid_me_SubpelRefine(Data, CheckCandidate); |
629 |
|
} |
630 |
|
|
631 |
*best_sad = *Data->iMinSAD; |
*best_sad = *Data->iMinSAD; |
632 |
|
|
711 |
{ |
{ |
712 |
int i, j; |
int i, j; |
713 |
int b_range[4], f_range[4]; |
int b_range[4], f_range[4]; |
714 |
|
int threshA = (MotionFlags & XVID_ME_FAST_MODEINTERPOLATE) ? 0 : 500; |
715 |
|
int threshB = (MotionFlags & XVID_ME_FAST_MODEINTERPOLATE) ? 0 : 300; |
716 |
|
|
717 |
Data->qpel_precision = 0; |
Data->qpel_precision = 0; |
718 |
*Data->iMinSAD = 4096*256; |
*Data->iMinSAD = 4096*256; |
781 |
|
|
782 |
/* qpel refinement */ |
/* qpel refinement */ |
783 |
if (Data->qpel) { |
if (Data->qpel) { |
784 |
if (*Data->iMinSAD > *best_sad + 500) return; |
if (*Data->iMinSAD > *best_sad + threshA) return; |
785 |
Data->qpel_precision = 1; |
Data->qpel_precision = 1; |
786 |
get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, pParam->width, pParam->height, fcode, 2, 0); |
get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, pParam->width, pParam->height, fcode, 2, 0); |
787 |
|
|
790 |
Data->currentQMV[1].x = 2 * Data->currentMV[1].x; |
Data->currentQMV[1].x = 2 * Data->currentMV[1].x; |
791 |
Data->currentQMV[1].y = 2 * Data->currentMV[1].y; |
Data->currentQMV[1].y = 2 * Data->currentMV[1].y; |
792 |
SubpelRefine_dir(Data, CheckCandidateInt, 1); |
SubpelRefine_dir(Data, CheckCandidateInt, 1); |
793 |
if (*Data->iMinSAD > *best_sad + 300) return; |
if (*Data->iMinSAD > *best_sad + threshB) return; |
794 |
get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, pParam->width, pParam->height, bcode, 2, 0); |
get_range(&Data->min_dx, &Data->max_dx, &Data->min_dy, &Data->max_dy, x, y, 4, pParam->width, pParam->height, bcode, 2, 0); |
795 |
SubpelRefine_dir(Data, CheckCandidateInt, 2); |
SubpelRefine_dir(Data, CheckCandidateInt, 2); |
796 |
} |
} |
868 |
for (i = 0; i < pParam->mb_width; i++) { |
for (i = 0; i < pParam->mb_width; i++) { |
869 |
MACROBLOCK * const pMB = frame->mbs + i + j * pParam->mb_width; |
MACROBLOCK * const pMB = frame->mbs + i + j * pParam->mb_width; |
870 |
const MACROBLOCK * const b_mb = b_mbs + i + j * pParam->mb_width; |
const MACROBLOCK * const b_mb = b_mbs + i + j * pParam->mb_width; |
871 |
|
int interpol_search; |
872 |
|
|
873 |
/* special case, if collocated block is SKIPed in P-VOP: encoding is forward (0,0), cpb=0 without further ado */ |
/* special case, if collocated block is SKIPed in P-VOP: encoding is forward (0,0), cpb=0 without further ado */ |
874 |
if (b_reference->coding_type != S_VOP) |
if (b_reference->coding_type != S_VOP) |
916 |
MODE_BACKWARD, &Data); |
MODE_BACKWARD, &Data); |
917 |
|
|
918 |
/* interpolate search comes last, because it uses data from forward and backward as prediction */ |
/* interpolate search comes last, because it uses data from forward and backward as prediction */ |
919 |
|
if (frame->motion_flags & XVID_ME_FAST_MODEINTERPOLATE) |
920 |
|
interpol_search = (best_sad > Data.iQuant * 3 * MAX_SAD00_FOR_SKIP * (Data.chroma ? 3:2)); |
921 |
|
else |
922 |
|
interpol_search = 1; |
923 |
|
|
924 |
|
if (interpol_search) { |
925 |
SearchInterpolate(f_ref, f_refH->y, f_refV->y, f_refHV->y, |
SearchInterpolate(f_ref, f_refH->y, f_refV->y, f_refHV->y, |
926 |
b_ref, b_refH->y, b_refV->y, b_refHV->y, |
b_ref, b_refH->y, b_refV->y, b_refHV->y, |
927 |
i, j, |
i, j, |
931 |
&f_predMV, &b_predMV, |
&f_predMV, &b_predMV, |
932 |
pMB, &best_sad, |
pMB, &best_sad, |
933 |
&Data); |
&Data); |
934 |
|
} |
935 |
|
|
936 |
/* final skip decision */ |
/* final skip decision */ |
937 |
if ( (skip_sad < Data.iQuant * MAX_SAD00_FOR_SKIP * (Data.chroma ? 3:2) ) |
if ( (skip_sad < Data.iQuant * MAX_SAD00_FOR_SKIP * (Data.chroma ? 3:2) ) |